VL Circuit Breaker – NG 1200A frame
Breaker type
Defined by the 3rd character
of the catalog number
G – Global (UL, CSA, NOM, IEC, CE),
interchangeable
X – Global, non-interchangeable
Y – Global, 100% rated,
non-interchangeable
Trip unit type
Defined by the 5th character
of the catalog number
B – Thermal-magnetic, model 525
N– LI, electronic, model 545
P – LSI, electronic, model 545
X – LIG, electronic, model 545
U – LSIG, electronic, model 545
D – LSI, electronic with LCD, model 576
E – LSIG, electronic with LCD, model 576
R – LI, electronic, Model 555
T – LSI, electronic, Model 555
W – LIG, electronic, Model 555
V – LSIG, electronic, Model 555
A – LSI, electronic with LCD, Model 586
G – LSIG, electronic with LCD, Model 586
K – LSI + GF alarm, electronic with LCD, Model 586
For DC applications, use thermal magnetic trip unit only.
For reverse-feed applications, select non-interchangeable trip breakers only.
HACR rated.
Interrupting ratings
Interrupting
Class
Breaker
Type
N
H
L
NNG
HNG
LNG
UL / CSA / NOM 40ºC 50/60Hz
RMS symmetrical amperes (kA)
UL 489
Volts AC
240
480
600
65
100
200
IEC 40ºC 50/60Hz
35
65
100
25
35
65
Trip Unit Model 525
Thermal magnetic trip units, model 525
In – Trip
unit rating
Ii – Nominal instantaneous trip
(amps)
adjustable range (amps)
800
4000
4800
5600
6400
900
5000
6000
7000
8000
1000
5000
6000
7000
8000
1200
7000
8000
9000
10000
IEC 60947-2
Volts AC
240
Icu/Ics
65 / 35
100 / 50
200 / 100
415
Icu/Ics
50 / 25
70 / 35
100 / 50
690
Icu/Ics
20 / 10
30 / 15
35 / 17
UL or IEC
Volts DCa
250
500
600b
22
25
42
35
50
65
–
65
–
a For DC applications and wiring diagrams, see p. 5 of VL Information Guide.
b Special version, Type HNGD. See Speedfax catalog for more information.
Ii
M4-PAN-TORX
M4-PAN-TORX
I n = 600A
3850
7200
9000
9000
11000
8000
10000
10000
12000
3300
4400
40 C
4950
2750
TM ~
5500
Trip Unit/Disparador 525
Trip unit model 525
Trip Unit Model 545
Electronic trip units, Model 545 with LI (Trip unit type N) or LIG (Trip unit type X) Trip Functions
In – Trip unit
rating (amps)
Switch 1 800
1000
1200
Ir – Continuous amp switch settings (amps)
300
300
315
350
400
400
400
500
400
400
500
600
In – Trip unit
Switch 2 rating (amps)
800, 1000, 1200
Switch 3
In – Trip unit
rating (amps)
800
1000
1200
Fixed settings (LIG only)
In – Trip unit
rating (amps)
800
1000
1200
500
630
700
600
700
800
630
800
900
700
900
1000
800
1000
1200
tr – Long time delay switch settings (seconds) Pt @ 6 x Ir
2.5
4
6
8
10
14
17
20
25
30
Ii – Nominal instantaneous trip switch settings (amps)
1000
1200
1600
2400
3200
1205
1500
2000
3000
4000
1500
1800
2400
3600
4800
4000
5000
6000
4800
6000
7200
6400
8000
9600
8000
10000
12000
8800
11000
12000
Ig – Ground fault
pickup (amps)
480
600
720
tg – Ground
fault delay
.25 sec
.32 sec
.32 sec
400
600
630
Switch 1
Switch 2
Switch 3
Trip unit model 545
VL Circuit Breakers Information Guide
39
Trip Unit Model 545 (continued)
Switch 1
Switch 2
Switch 3
Electronic trip units, Model 545 with LSI (Trip unit type P) or LSIG (Trip unit type U) Trip Functions
Switch 1
In – Trip unit
rating (amps)
800
1000
1200
Ir – Continuous amp switch settings (amps)
300
300
315
350
400
400
400
500
400
400
500
600
400
600
630
500
630
700
600
700
800
630
800
900
700
900
1000
800
1000
1200
In – Trip unit
Switch 2 rating (amps)
800, 1000, 1200
Isd – Short time pick-up switch settings (amps) x Ir
1.5
2
2.5
3
4
5
6
7
8
10
In – Trip unit
Switch 3 rating (amps)
800, 1000, 1200
tsd – Short time delay switch settings (seconds) @ 8xlr
0
0.1, I2t OFF 0.2, I2t OFF 0.3, I2t OFF 0.4, I2t OFF
0.5, I2t OFF
0.1, I2t ON
0.2, I2t ON
0.3, I2t ON
0.4, I2t ON
Fixed settings
In – Trip unit
rating (amps)
800
1000
1200
tr – Long time delay
10 sec. (I2t @ 6 x Ir)
Ii – Nominal
instantaneous trip
8000A
10000A
12000A
Ig – Ground fault pick-up (LSIG only)
480A
600A
720A
tg – Ground fault delay (LSIG only)
.25 sec.
.32 sec
.32 sec
Trip Unit Model 555
Switch 1
Switch 2
Switch 3
Switch 4
Electronic trip units, Model 555 with LI (Trip unit type R) or LIG (Trip unit type W) Trip Functions
In – Trip unit
rating (amps)
Switch 1 800
1000
1200
Ir – Continuous amp switch settings (amps)
300
315
350
400
400
450
500
550
400
450
500
600
In – Trip unit
Switch 2 rating (amps)
800, 1000, 1200
Switch 3
In - Trip unit
rating (amps)
800
1000
1200
In – Trip unit
rating (amps)
800
1000
Switch 4 1200
(LIG Only)
In – Trip unit
rating (amps)
800
1000, 1200
40
500
630
700
600
700
800
630
800
900
700
900
1000
800
1000
1200
tr – Long time delay switch settings (seconds) I2t @ 6 x Ir
2.5
4
6
8
10
14
17
20
25
30
Ii - Nominal instantaneous trip switch settings (amps)
1000
1200
1600
2400
3200
1250
1500
2000
3000
4000
1500
1800
2400
3600
4800
4000
5000
6000
4800
6000
7200
6400
8000
9600
8000
10000
12000
8800
11000
12000
Ig - Ground fault pick-up switch settings (amps)
480
320
320
320
480
600
400
400
400
600
720
480
480
480
720
480
600
720
480
600
720
800
1000
1200
800
1000
1200
800
1000
1200
tg – Ground fault delay switch settings (seconds)
0.25
0.10
0.20
0.30
0.10
0.32
0.10
0.20
0.30
0.10
0.20
0.20
0.30
0.30
0.10
0.10
0.20
0.20
0.30
0.30
VL Circuit Breakers Information Guide
450
600
630
Trip Unit Model 555 (continued)
Switch 1
Switch 2
Switch 3
Switch 4
Electronic trip unit, Model 555 with LSI (Trip unit type T) Trip Functions
In – Trip unit
rating (amps)
800
1000
Switch 1
1200
Ir – Continuous amp switch settings (amps)
400
500
600
700
600
700
800
900
700
800
900
1000
400
600
700
500
700
800
600
800
900
700
900
1000
800
1000
1200
tr – Long time delay switch settings (seconds) I2t @ 6 x Ir
10
10
10
10
10
20
20
20
20
20
In – Trip unit
Switch 2 rating (amps)
800, 1000, 1200
Isd – Short time pick-up switch settings (amps) x Ir
1.5
2
2.5
3
4
5
6
7
8
10
In – Trip unit
Switch 3 rating (amps)
800, 1000, 1200
tsd – Short time delay switch settings (seconds)
0
0.1, I2t OFF 0.2, I2t OFF 0.3, I2t OFF 0.4, I2t OFF
0.5, I2t OFF
0.1, I2t ON
0.2, I2t ON
0.3, I2t ON
0.4, I2t ON
In – Trip unit
rating (amps)
Switch 4 800
1000
1200
Ii – Nominal instantaneous trip switch settings (amps)
1000
1200
1600
2400
3200
1250
1500
2000
3000
4000
1500
1800
2400
3600
4800
4000
5000
6000
4800
6000
7200
6400
8000
9600
8000
10000
12000
8800
11000
12000
400
600
700
500
700
800
600
800
900
700
900
1000
800
1000
1200
In – Trip unit
rating (amps)
800, 1000, 1200
800
1000
1200
Electronic trip unit, Model 555 with LSIG (Trip unit type V) Trip Functions
In – Trip unit
rating (amps)
800
1000
Switch 1
1200
Ir – Continuous amp switch settings (amps)
400
500
600
700
600
700
800
900
700
800
900
1000
800
1000
1200
In – Trip unit
rating (amps)
800, 1000, 1200
tr – Long time delay switch settings (seconds) I2t @ 6 x Ir
10
10
10
10
10
20
20
20
20
20
In – Trip unit
rating (amps)
800, 1000, 1200
Isd – Short time pick-up switch settings (amps) x lr
1.5
2
2.5
3
4
5
6
7
8
10
In – Trip unit
rating (amps)
800, 1000
1200
Ii – Nominal instantaneous trip switch settings (amps) x ln
5
5
5
5
5
11
5
5
5
5
5
10
11
10
11
10
11
10
11
10
In – Trip unit
Switch 3 rating (amps)
800, 1000, 1200
tsd – Short time delay switch settings (seconds)
0
0.1, I2t OFF 0.2, I2t OFF 0.3, I2t OFF 0.4, I2t OFF
0.5, I2t OFF
0.1, I2t ON
0.2, I2t ON
0.3, I2t ON
0.4, I2t ON
In – Trip unit
rating (amps)
800
1000
Switch 4 1200
Ig – Ground fault pick-up switch settings (amps)
480
320
320
320
480
600
400
400
400
600
720
480
480
480
720
480
600
720
480
600
720
800
1000
1200
800
1000
1200
800
1000
1200
In – Trip unit
rating (amps)
800
1000, 1200
tg – Ground fault delay switch settings (seconds)
0.25
0.10
0.20
0.30
0.10
0.32
0.10
0.20
0.30
0.10
0.20
0.20
0.30
0.30
0.10
0.10
0.20
0.20
0.30
0.30
Switch 2
VL Circuit Breakers Information Guide
41
Trip Unit Model 576 and 586
ESC
X3
440JM
Trip unit model 576
Trip unit model 586
Electronic trip units with LCD Model 576 (Trip unit type D and E) or Model 586 (Trip unit type A, G and K)
In – Trip
tr – Long time delay
Isd – Short time
tsd – Short time
Ir – Continuous
unit rating
settings (I2t @ 6 x Ir)
pick-up range
delay settings
amps rangea
(amps)
800
300 - 800
1.25 - 10 x Ir (8,000 A max.)
2.5, 4, 6, 8, 10, 14,
0.1, 0.2, 0.3, 0.4, 0.5 sec.
1000
400 - 1000
1.25 - 10 x Ir (10,000 A max.)
17, 20, 25, 30 sec.
(I2t off) or I2t @ 8 x Ir (I2t on)
1200
400 - 1200
1.25 - 10 x Ir (10,800 A max.)
Ig – Ground fault
pick-up rangea
320 - 800A
400 - 1000A
480 - 1200A
In – Trip unit
rating (amps)
800
1000
1200
Ii – Nominal
instantaneous
trip rangeab
1000 - 8800A
1250 - 11000A
1500 - 12000A
tg – Ground
fault delay
Pre-alarm
indication
0.1, 0.2, 0.3, 0.4, 0.5 sec. (I2t off) or
I2t @ .5 x In (I2t on)
80 - 100%
x Ir (Amps)
a Current settings are adjustable in 1-amp increments.
b Model 586, can turn function OFF. Instantaneous trip override function will be enabled to ensure self protection of circuit breaker.
Motor circuit protectors
Amp
rating
1200
Ii – Nominal instantaneous trip
adjustable range (amps)a
7000 – 12000
a Settings adjustable in increments of 1000 amps.
600 V DC circuit breakers
Amp
rating
800, 900, 1000,
1200
42
Short-circuit rating 600 V DC
65 kA
VL Circuit Breakers Information Guide
Molded case switch
Amp
rating
1200
1200
Self-protective
instantaneous override
12000A
12000A
Short-circuit
current rating 480 V ACa
65 kA
100 kA
a Max. available current when protected by an appropriate overcurrent protective device.
Terminal Connectors
Wire range
Cables per connectors
Wire size
Torque Ib-in. (Nm)
Catalog number
1/0 – 500 kcmil
4 (Cu / Al)
1/0 - 500
375 (42.37)
3TA4NG500 ab
500 – 750 kcmil
3 (Cu / Au)
500 - 750
375 (42.37)
3TA3NG750 b
1/0 – 500 kcmil
4 (Cu / Al)
1/0 - 500
375 (42.37)
3TA4NG500Hbc
1/0 – 500 kcmil
4 (Cu / Al)
1/0 - 500
375 (42.37)
3TC4NG500bc
Compression connector kits
1/0 - 500 kcmil
12CLN500d
4 (Cu / Al)
a Standard connector when an “L” suffix is used on an assembled breaker catalog number.
b Packaged as 3 connectors.
c For 100% rated NG applications. Requires 90ºC cable sized at 75ºC ampacity.
d Packaged as 12 connectors (4 connectors per phrase).
Internal accessories
Auxiliary and alarm switch kits
Description
Auxiliary / Alarm switches only (requires a base)
Mounting pocket
Catalog number
2 Aux + 2 Alarm switches
(2NO + 2NC + 1 base)
Left
ASKP3
4 Aux. switches
(2NO + 2NC + 1 base)
Left, right
ASKP4
Auxiliary and alarm switch mounting base only
Description
Mounting pocket
Catalog number
For 2 Aux + 2 Alarm
Left
AMBP2
For 4 Aux
Left, right
AMBP1
Shunt trip
Control voltage
Catalog number
48 – 60 VAC
STRPM60
110 – 127 VAC
STRPN120
208 – 277 VAC
STRPS277
380 –600 VAC
STRPV600
24 VDC
STRPB24DC
48 –60 VDC
STRPC60DC
110 – 127 VDC
STRPD125DC
220 – 250 VDC
STRPE250DC
Description
Catalog number
1 NO (normally open contact)
ASWPA
1 NC (normally closed contact)
ASWPB
(A) Normally open contacts are open when the breaker contacts are open.
(B) Normally closed contacts are closed when the breaker contacts are open.
Undervoltage release
Control voltage
Catalog number
110 – 127 VAC
UVRPN120
220 –250 VAC
UVRPR240
208 VAC
UVRPP208
277 VAC
UVRPS277
380 – 425 VAC
UVRPT415
440 – 480 VAC
UVRPU480
12 VDC
UVRPA12DC
24 VDC
UVRPB24DC
48 VDC
UVRPC48DC
60 VDC
UVRPG60DC
110 – 127 VDC
UVRPD125DC
220 – 250 VDC
UVRPE250DC
Shunt trips or UVR’s may be mounted in the Right Pocket only.
Internal accessory locations
Left accessory pocket
Right accessory pocket
Up to 4 auxiliary switchesa
Shunt trip or UVR or up to
4 auxiliary switchesa
Up to 2 auxiliary switchesb
+ 2 alarm switches
Shunt trip or UVR or
up to 4 auxiliary switchesa
Maximum of 8 switches total.
Maximum of 2 alarm switches, Left Pocket only.
Maximum of 4 switches in Left Pocket.
a Max load is 5A per switch when 4 switches are mounted.
b Max load is 10A per switch.
VL Circuit Breakers Information Guide
43
Dimensions
(complete breaker)
13.12 [333.3]
Z
8.22 [208.9]
3.00 [76.2]
6.86 [174]
I
O
OFF
X
7.86 [199.6]
Y
X
7.50 [190.5]
13.06 [331.8]
I
X
1.46 [37.3]
4.68 [119.1]
8.74 [221.9]
16.00 [406.4]
ON
1.50 [38.1] (3P)
6.18 [157.2]
14.24 [361.9]
Y
HANDLE
EXTENSION
1.48 [37.3]
NFT00827
9.00 [228.6] (3P)
1.50 [38.1] (3P)
4X ø.28 [ø 7.1]
3.82 [97]
1.90 [48.5]
Y
w
Shipping
weight, lbs. (kg)
PolesFrame
Trip unit
2,3
46.3 (21.0)
8.8 (4.0)
Z
Complete
breaker
55.1 (25.0)
SCALE: 1/8 (.125) FROM ORIGINAL
44
VL Circuit Breakers Information Guide
Permissible mounting positions
30°
90°
90°
30°